Body Cam Study Shows No Effect On Police Use Of Force Or Citizen Complaints

Rodney Stotts walks across the roof of the Matthew Henson Earth Conservation Center with one of his hawks. A former drug dealer, he is now a falconer — one of only 30 African-American falconers in the U.S., he says.
Claire Harbage/NPR
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Scientists Hunt Hard Evidence On How Cop Cameras Affect Behavior

Starship Technologies' delivery robots, which can be found traveling the sidewalks of Washington, D.C., get smarter the more they drive — learning about sidewalk and traffic patterns with every trip they take.
Meg Kelly/NPR
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The Capitol Christmas Tree is unloaded from a truck following its journey from the Chugach National Forest in Alaska to Capitol Hill in Washington, D.C. After it is secured in the ground, the tree will be decorated with thousands of ornaments, handcrafted by children and others from Alaska communities.
Yuri Gripas/AFP/Getty Images
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Howard University students (left to right) Kevin Peterman, Taylor Davis, Leighton Watson and Ariel Alford are the subjects of NPR's Project Howard. They'll be keeping audio diaries as they finish their final semester of college and look toward their futures.
Robb Hill for NPR
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